The load can be supported by two boys when the cord is suspended over the pipe $($a half$-$turn$)$ as shown in $($Figure $1).$ The coefficient of static friction is $\backslash (\backslash$mu$\_\{$s$\}=0\mathrm{.}3\backslash ).$

If each boy can pull with a force of $135$ lb $,$ determine the maximum weight of the load.

Express your answer in pounds to three significant figures.

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W$=$

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Part B

Can one boy support the same load when the cord is wrapped one$-$and$-$a$-$half times around the pipe?

yes

no

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